Home / 1,230,337.20-1,845,505.80-1,135,858.80

Finding the Fourth Proportional to 1,230,337.20, 1,845,505.80 and 1,135,858.80

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Solution

The fourth proportional to 1,230,337.20, 1,845,505.80 and 1,135,858.80 is: 1,703,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,337.20 : 1,845,505.80 = 1,135,858.80 : x
  2. Step 2: Convert to fraction form
    1,230,337.20/1,845,505.80 = 1,135,858.80/x
  3. Step 3: Cross multiply
    1,230,337.20x = 1,845,505.80 × 1,135,858.80
  4. Step 4: Simplify right side
    1,230,337.20x = 2,096,234,003,381.04
  5. Step 5: Solve for x
    x = 2,096,234,003,381.04/1,230,337.20
  6. Step 6: Final answer
    x = 1,703,788.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.